title: Antibodies, introns and biosynthetic versatility.
mesh_terms: D000818:Animals; D005796:Genes; D007143:Immunoglobulin Heavy Chains / Q000235:genetics*; D051379:Mice; D012333:RNA, Messenger / Q000235:genetics; D011947:Receptors, Antigen, B-Cell / Q000235:genetics
chemical_list: D007143:Immunoglobulin Heavy Chains; D012333:RNA, Messenger; D011947:Receptors, Antigen, B-Cell